| Name | Spergularia pycnantha R. Rossbach |
| Authorship | R. Rossbach |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Spergularia |
| GUID | urn:lsid:ipni.org:names:241349-2 |
| Citation | 1940 Rhodora 42: 170 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Spergularia pycnantha R. Rossbach |
| Identification made in | 1937 (1), 2015 (1) |